The Stacks project

Definition 100.44.1. Let $f : \mathcal{X} \to \mathcal{Y}$ be a morphism of algebraic stacks. We say $f$ is a local complete intersection morphism or Koszul if the equivalent conditions of Lemma 100.16.1 hold with $\mathcal{P} = \text{local complete intersection}$.

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View Definition 100.44.1 as pdf